------------[ cut here ]------------ kernel BUG at lib/list_debug.c:61! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 8132 Comm: syz-executor.0 Not tainted 6.3.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 RIP: 0010:__list_del_entry_valid+0x10e/0x130 lib/list_debug.c:59 Code: e8 b7 8a 69 06 0f 0b 48 c7 c7 00 02 38 8b 4c 89 fe e8 a6 8a 69 06 0f 0b 48 c7 c7 60 02 38 8b 4c 89 fe 48 89 d9 e8 92 8a 69 06 <0f> 0b 48 c7 c7 e0 02 38 8b 4c 89 fe 4c 89 f1 e8 7e 8a 69 06 0f 0b RSP: 0018:ffffc9000aa7fc98 EFLAGS: 00010246 RAX: 000000000000006d RBX: ffffffff8e391a80 RCX: c818de32c6541300 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 0000000000000001 R08: ffffffff816de46c R09: fffff5200154ff4d R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff88801f7a4000 R15: ffff88807efc5000 FS: 0000555556117400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa2cb7ad988 CR3: 0000000077938000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: __list_del_entry include/linux/list.h:134 [inline] list_del include/linux/list.h:148 [inline] local_release net/nfc/llcp_core.c:172 [inline] kref_put include/linux/kref.h:65 [inline] nfc_llcp_local_put+0x5f/0x180 net/nfc/llcp_core.c:182 nfc_unregister_device+0x167/0x2a0 net/nfc/core.c:1179 virtual_ncidev_close+0x59/0x90 drivers/nfc/virtual_ncidev.c:163 __fput+0x3b7/0x890 fs/file_table.c:321 task_work_run+0x24a/0x300 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop+0xd9/0x100 kernel/entry/common.c:171 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:204 __syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline] syscall_exit_to_user_mode+0x64/0x280 kernel/entry/common.c:297 do_syscall_64+0x4d/0xc0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f3d9923dfab Code: 0f 05 48 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 63 fc ff ff 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 a1 fc ff ff 8b 44 RSP: 002b:00007ffccf321240 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000008 RCX: 00007f3d9923dfab RDX: 0000000000000000 RSI: 0000001b30a24bbc RDI: 0000000000000007 RBP: 00007f3d993ad980 R08: 0000000000000000 R09: 00000000ab42e5cb R10: 0000000000000000 R11: 0000000000000293 R12: 00000000000ca8b0 R13: 00007ffccf321340 R14: 00007f3d993abf80 R15: 0000000000000032 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__list_del_entry_valid+0x10e/0x130 lib/list_debug.c:59 Code: e8 b7 8a 69 06 0f 0b 48 c7 c7 00 02 38 8b 4c 89 fe e8 a6 8a 69 06 0f 0b 48 c7 c7 60 02 38 8b 4c 89 fe 48 89 d9 e8 92 8a 69 06 <0f> 0b 48 c7 c7 e0 02 38 8b 4c 89 fe 4c 89 f1 e8 7e 8a 69 06 0f 0b RSP: 0018:ffffc9000aa7fc98 EFLAGS: 00010246 RAX: 000000000000006d RBX: ffffffff8e391a80 RCX: c818de32c6541300 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 0000000000000001 R08: ffffffff816de46c R09: fffff5200154ff4d R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff88801f7a4000 R15: ffff88807efc5000 FS: 0000555556117400(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c00012ac30 CR3: 0000000077938000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400